feat(daemon): test client that runs on channels instead of over tcp

[AnthonyMichaelTDM]

this is a prerequisite for enhanced integration testing of the frontends (cli and tui so far)

[codecov]

Codecov Report

Attention: Patch coverage is 90.00000% with 2 lines in your changes missing coverage. Please review.

Files with missing lines	Patch %	Lines
analysis/src/chroma.rs	50.00%	1 Missing ⚠️
analysis/src/clustering.rs	0.00%	1 Missing ⚠️

@@            Coverage Diff             @@
##             main     #112      +/-   ##
==========================================
- Coverage   77.52%   70.52%   -7.00%     
==========================================
  Files          90       90              
  Lines        5611     6182     +571     
==========================================
+ Hits         4350     4360      +10     
- Misses       1261     1822     +561     

Components	Coverage Δ
MECOMP Core	93.37% <100.00%> (-0.03%)	⬇️
MECOMP Daemon	22.21% <100.00%> (-28.45%)	⬇️
MECOMP Storage	89.64% <ø> (-0.22%)	⬇️
SurrealQLX	85.14% <ø> (ø)
OneOrMany	99.33% <ø> (ø)
Analysis	79.93% <33.33%> (-0.21%)	⬇️
MECOMP CLI	0.00% <ø> (ø)
MECOMP TUI	88.11% <100.00%> (+0.21%)	⬆️

Files with missing lines	Coverage Δ
core/src/audio/mod.rs	91.60% <100.00%> (-0.07%)	⬇️
core/src/logger.rs	100.00% <ø> (ø)
daemon/src/controller.rs	0.52% <ø> (+0.52%)	⬆️
daemon/src/lib.rs	72.72% <100.00%> (+72.72%)	⬆️
tui/src/ui/app.rs	94.68% <ø> (-0.06%)	⬇️
tui/src/ui/components/content_view/mod.rs	96.70% <ø> (ø)
tui/src/ui/components/content_view/views/album.rs	99.50% <ø> (ø)
tui/src/ui/components/content_view/views/artist.rs	99.44% <ø> (-0.01%)	⬇️
...src/ui/components/content_view/views/collection.rs	95.58% <ø> (-0.03%)	⬇️
tui/src/ui/components/content_view/views/none.rs	94.44% <ø> (ø)
... and 13 more

... and 12 files with indirect coverage changes